72313495

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{787}}^1$

素因数の和:879

約数の個数: 32

約数和(自身を含む): 98039808

約数和(自身を除く): 25726313

約数列:

[1, 5, 17, 23, 47, 85, 115, 235, 391, 787, 799, 1081, 1955, 3935, 3995, 5405, 13379, 18101, 18377, 36989, 66895, 90505, 91885, 184945, 307717, 628813, 850747, 1538585, 3144065, 4253735, 14462699, 72313495]

約数ペア:

[(1, 72313495), (5, 14462699), (17, 4253735), (23, 3144065), (47, 1538585), (85, 850747), (115, 628813), (235, 307717), (391, 184945), (787, 91885), (799, 90505), (1081, 66895), (1955, 36989), (3935, 18377), (3995, 18101), (5405, 13379)]